./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:05:47,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:05:47,224 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:05:47,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:05:47,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:05:47,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:05:47,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:05:47,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:05:47,272 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:05:47,272 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:05:47,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:05:47,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:05:47,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:05:47,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:05:47,277 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:05:47,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:05:47,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:05:47,278 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:05:47,290 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:05:47,290 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:05:47,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:05:47,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:05:47,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:05:47,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:05:47,295 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:05:47,295 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:05:47,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:05:47,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:05:47,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:05:47,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:05:47,296 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:05:47,297 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:05:47,297 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:05:47,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:05:47,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:05:47,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:05:47,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:05:47,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:05:47,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:05:47,300 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:05:47,300 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:05:47,301 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:05:47,301 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:05:47,301 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:05:47,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:05:47,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:05:47,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:05:47,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:05:47,554 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:05:47,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c [2024-09-13 05:05:49,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:05:49,192 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:05:49,193 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c [2024-09-13 05:05:49,199 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/cd02cebdf/572e9a124ae5429791a8fdd7a68d67c0/FLAG055538e87 [2024-09-13 05:05:49,593 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/cd02cebdf/572e9a124ae5429791a8fdd7a68d67c0 [2024-09-13 05:05:49,595 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:05:49,596 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:05:49,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml [2024-09-13 05:05:49,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:05:49,650 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:05:49,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:05:49,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:05:49,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:05:49,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:05:49" (1/2) ... [2024-09-13 05:05:49,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7c401a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:49, skipping insertion in model container [2024-09-13 05:05:49,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:05:49" (1/2) ... [2024-09-13 05:05:49,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43d5b531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:49, skipping insertion in model container [2024-09-13 05:05:49,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:05:49" (2/2) ... [2024-09-13 05:05:49,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7c401a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49, skipping insertion in model container [2024-09-13 05:05:49,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:05:49" (2/2) ... [2024-09-13 05:05:49,668 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:05:49,669 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-13 05:05:49,670 INFO L1541 ArrayList]: Loop invariant at [L37-L61] ((((((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x)) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-13 05:05:49,670 INFO L1541 ArrayList]: Function contract at [L11]: requires (counter == 0), ensures ((\old(cond) != 0) && (counter == 0)) [2024-09-13 05:05:49,670 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 05:05:49,671 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:05:49,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:05:49,856 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c[576,589] [2024-09-13 05:05:49,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:05:49,882 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:05:49,915 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c[576,589] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-13 05:05:49,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:05:49,946 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:05:49,949 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49 WrapperNode [2024-09-13 05:05:49,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:05:49,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:05:49,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:05:49,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:05:49,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:49,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:49,972 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:49,990 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 05:05:49,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:49,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:49,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:50,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:50,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:50,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:50,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:05:50,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:05:50,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:05:50,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:05:50,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (1/1) ... [2024-09-13 05:05:50,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:05:50,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:05:50,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:05:50,058 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:05:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:05:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:05:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:05:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:05:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:05:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:05:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:05:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:05:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:05:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:05:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:05:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:05:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:05:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:05:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:05:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:05:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:05:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:05:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:05:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:05:50,179 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:05:50,184 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:05:50,212 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:05:50,251 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:05:50,420 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:05:50,438 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:05:50,479 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:05:50,481 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:05:50,481 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:05:50 BoogieIcfgContainer [2024-09-13 05:05:50,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:05:50,482 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:05:50,482 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:05:50,483 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:05:50,483 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:05:49" (1/4) ... [2024-09-13 05:05:50,484 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63f8bdf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:05:50, skipping insertion in model container [2024-09-13 05:05:50,484 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:05:49" (2/4) ... [2024-09-13 05:05:50,484 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63f8bdf6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:05:50, skipping insertion in model container [2024-09-13 05:05:50,484 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:49" (3/4) ... [2024-09-13 05:05:50,485 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63f8bdf6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:05:50, skipping insertion in model container [2024-09-13 05:05:50,485 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:05:50" (4/4) ... [2024-09-13 05:05:50,486 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_unwindbound10.c [2024-09-13 05:05:50,489 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:05:50,490 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:05:50,490 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:05:50,490 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:05:50,490 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:05:50,491 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:05:50,492 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:05:50,492 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 05:05:50,492 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:05:50,492 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-13 05:05:50,492 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:05:50,492 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:05:50,493 INFO L130 InvariantChecker]: Will check 8 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from procedure entry to error location [2024-09-13 05:05:50,545 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:05:50,546 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,547 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,547 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,548 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,559 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:05:50,560 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,564 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,564 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,565 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,571 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,588 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:05:50,615 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:05:50,615 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,616 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,616 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,616 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,634 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:05:50,634 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,634 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,639 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,639 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,640 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,642 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,660 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:05:50,660 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,661 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,661 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,661 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,661 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,673 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 05:05:50,674 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,674 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,674 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,674 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,677 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,680 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,697 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 05:05:50,697 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,698 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,698 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,698 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,720 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 05:05:50,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,720 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,720 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,721 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,723 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,740 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:05:50,740 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,741 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,741 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,743 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,748 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:05:50,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,753 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,754 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,754 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,754 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,759 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,774 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:05:50,775 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,775 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,775 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,776 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,787 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:05:50,787 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,787 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,788 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,788 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,788 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,790 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,803 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:05:50,803 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,803 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,803 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,804 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,804 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,809 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:05:50,809 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,810 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,810 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,810 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,810 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,814 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:50,826 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-13 05:05:50,827 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,842 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,843 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,844 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,845 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,870 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-13 05:05:50,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,870 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,870 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,871 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,874 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,877 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:50,887 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:05:50,887 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,887 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,888 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,888 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,888 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,889 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:05:50,889 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,889 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,889 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,889 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,889 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,890 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,900 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:05:50,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,900 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,900 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,900 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,906 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:05:50,907 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,907 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,907 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,907 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,907 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,909 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,918 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:05:50,918 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,919 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,919 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,919 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,919 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,920 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:05:50,921 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,921 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,921 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,921 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,921 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,923 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:50,932 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:05:50,932 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,932 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,932 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,933 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,933 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,943 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:05:50,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,943 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,944 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,944 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,944 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,947 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:50,960 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-13 05:05:50,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:50,961 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:50,961 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:50,961 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:50,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,984 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-13 05:05:50,984 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:50,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:50,985 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:50,985 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:50,986 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:50,990 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:50,999 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:05:51,000 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:51,000 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:51,000 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:51,001 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:51,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,003 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:05:51,003 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,003 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:51,003 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:51,003 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:51,004 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:51,007 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:05:51,015 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-13 05:05:51,015 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:51,016 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:51,016 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:51,016 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:51,016 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,030 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-13 05:05:51,031 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,031 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:51,032 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:51,032 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:51,032 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:51,035 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:05:51,044 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:05:51,044 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:51,045 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:51,045 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:51,045 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:51,045 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,046 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:05:51,046 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,046 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:51,047 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:51,047 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:51,047 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:51,049 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:05:51,058 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:05:51,059 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:51,060 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:51,060 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:51,060 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:51,060 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,066 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:05:51,066 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:51,066 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:51,066 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:51,066 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:51,066 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:51,070 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:51,073 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:05:51,074 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63f8bdf6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:05:51, skipping insertion in model container [2024-09-13 05:05:51,074 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:05:51,076 INFO L158 Benchmark]: Toolchain (without parser) took 1425.70ms. Allocated memory is still 169.9MB. Free memory was 119.3MB in the beginning and 91.2MB in the end (delta: 28.2MB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2024-09-13 05:05:51,077 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 169.9MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:05:51,077 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 169.9MB. Free memory is still 121.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:05:51,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.46ms. Allocated memory is still 169.9MB. Free memory was 118.9MB in the beginning and 104.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:05:51,079 INFO L158 Benchmark]: Boogie Preprocessor took 67.88ms. Allocated memory is still 169.9MB. Free memory was 104.5MB in the beginning and 102.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:05:51,080 INFO L158 Benchmark]: RCFGBuilder took 462.83ms. Allocated memory is still 169.9MB. Free memory was 102.1MB in the beginning and 86.6MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-13 05:05:51,081 INFO L158 Benchmark]: Referee took 591.73ms. Allocated memory is still 169.9MB. Free memory was 86.6MB in the beginning and 91.2MB in the end (delta: -4.6MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2024-09-13 05:05:51,083 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 54. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 30. Annotation is valid for all loop-free paths from loop head at line 37 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 37 to exit of procedure main. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 169.9MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 169.9MB. Free memory is still 121.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.46ms. Allocated memory is still 169.9MB. Free memory was 118.9MB in the beginning and 104.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.88ms. Allocated memory is still 169.9MB. Free memory was 104.5MB in the beginning and 102.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.83ms. Allocated memory is still 169.9MB. Free memory was 102.1MB in the beginning and 86.6MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 591.73ms. Allocated memory is still 169.9MB. Free memory was 86.6MB in the beginning and 91.2MB in the end (delta: -4.6MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:05:51,113 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE